Alimentary tract duplications in newborns and children: Diagnostic aspects and the role of laparoscopic treatment

Table 1 Clinical presentation and differential diagnosis of alimentary tract duplications

Location	Clinical presentation	Differential diagnosis
Foregut complications	Respiratory distress, obstruction	Tracheoesophageal fistula, intrathoracic mass
Gastric and duodenal duplications	Hemorrhage, obstruction (ileus)	Pyloric stenosis, gastroesophageal reflux
Gallblader duplications	Cholecystitis, peptic acid secretion into the biliary system causing signs and symptoms of inflammation, ulceration, and obstruction, Icterus	Gallblader atresia and cyst, pre-hepatic icterus
Duplications of the small intestine	Hemorrhage, obstruction (ileus), intussusception	Meckel´diverticel, intussusception
Colonic and rectal duplications	Constipation obstruction and volvulus	Constipation, Hirschsprung´s disease